Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 805-4472639 found under Adapter Straight Flange To Groov by Supervisor Of Shipbuilding. The National Stock Number assigned to this part is 4730008177778, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 805-4472639.